// test freopen,fcolse
#include <stdio.h>

int main() {
  freopen("d:/oj/steps.in.txt", "r", stdin);
  freopen("d:/oj/steps.out.txt", "w", stdout);
  int n = 0;
  scanf("%d", &n);
  printf("%d\n", n);
  fclose(stdin);
  fclose(stdout);
  return 0;
}
